package j2.shopmail;

import java.io.*;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

public class HttpHelper {
   public static String Get(String u)
    {
        HttpURLConnection connection = null;
        InputStream is = null;
        BufferedReader br = null;
        String result = null;// 返回结果字符串
        try {
            // 创建远程url连接对象
            URL url = new URL(u);
            // 通过远程url连接对象打开一个连接，强转成httpURLConnection类
            connection = (HttpURLConnection) url.openConnection();
            // 设置连接方式：get
            connection.setRequestMethod("GET");
            // 设置连接主机服务器的超时时间：15000毫秒
            connection.setConnectTimeout(15000);
            // 设置读取远程返回的数据时间：60000毫秒
            connection.setReadTimeout(60000);
            // 发送请求
            connection.connect();
            int code= connection.getResponseCode();
            // 通过connection连接，获取输入流
            if (connection.getResponseCode() == 200) {
                is = connection.getInputStream();
                // 封装输入流is，并指定字符集
                br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
                // 存放数据
                StringBuffer sbf = new StringBuffer();
                String temp = null;
                while ((temp = br.readLine()) != null) {
                    sbf.append(temp);
                    sbf.append("\r\n");
                }
                result = sbf.toString();
            }
        } catch (MalformedURLException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            // 关闭资源
            if (null != br) {
                try {
                    br.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            
            if (null != is) {
                try {
                    is.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            
            connection.disconnect();// 关闭远程连接
        }
        return result;
    }
    public static String Post(String info,String urls) {
        StringBuffer sb=new StringBuffer();
        try {
            ;
            // 创建url资源
            URL url = new URL(urls);
            // 建立http连接
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            // 设置允许输出
            conn.setDoOutput(true);
            // 设置允许输入
            conn.setDoInput(true);
            // 设置不用缓存
            conn.setUseCaches(false);
            // 设置传递方式
            conn.setRequestMethod("POST");
            // 设置维持长连接
            conn.setRequestProperty("Connection", "Keep-Alive");
            // 设置文件字符集:
            conn.setRequestProperty("Charset", "UTF-8");
            // 转换为字节数组
            byte[] data = (info).getBytes();
            // 设置文件长度
            conn.setRequestProperty("Content-Length", String.valueOf(data.length));
            // 设置文件类型:
            conn.setRequestProperty("Content-Type", "application/json");
            // 开始连接请求
            conn.connect();
            OutputStream out = new DataOutputStream(conn.getOutputStream()) ;
            // 写入请求的字符串
            out.write(data);
            out.flush();
            out.close();
            
            System.out.println(conn.getResponseCode());
            
            // 请求返回的状态
            if (HttpURLConnection.HTTP_OK == conn.getResponseCode())
            {
                System.out.println("连接成功");
                // 请求返回的数据
                InputStream in1 = conn.getInputStream();
                try {
                    String readLine=new String();
                    BufferedReader responseReader=new BufferedReader(new InputStreamReader(in1,"UTF-8"));
                    while((readLine=responseReader.readLine())!=null){
                        sb.append(readLine).append("\n");
                    }
                    responseReader.close();
                    System.out.println(sb.toString());
                    
                } catch (Exception e1) {
                    e1.printStackTrace();
                }
            } else {
                System.out.println("error++");
                
            }
            
        } catch (Exception e) {
        
        }
        
        return sb.toString();
        
    }
    
    
}
